CN217390143U - Telescopic umbrella frame structure - Google Patents
Telescopic umbrella frame structure Download PDFInfo
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- CN217390143U CN217390143U CN202220460747.5U CN202220460747U CN217390143U CN 217390143 U CN217390143 U CN 217390143U CN 202220460747 U CN202220460747 U CN 202220460747U CN 217390143 U CN217390143 U CN 217390143U
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Abstract
The utility model discloses a telescopic umbrella rib structure, which comprises a middle rod, a short rib, a telescopic long rib, an upper nest connected with the top end of the middle rod and a lower nest connected with the outer peripheral surface of the middle rod in a sliding way, wherein one end of the short rib is pivoted with the lower nest to form a first pivoting point, and the fixed end of the telescopic long rib is pivoted with the upper nest; the connecting piece is pivoted to the pivoting seat to form a second pivoting point, the vertical distance between the second pivoting point and the axis of the middle rod is smaller than the vertical distance between the first pivoting point and the axis of the middle rod, the other end of the connecting piece is pivoted with the short bone, and the other end of the short bone is hinged to the outer peripheral surface of the telescopic end of the telescopic long bone; the utility model discloses a when having great expansion area when stretching, guarantee that overall structure is more compact when receipts are closed, have the rib and receive to close small and telescopic advantage.
Description
Technical Field
The utility model relates to an parachute kit field, more specifically says that it relates to a scalable rib structure.
Background
The umbrella is a tool used for shielding wind and rain or shading sun, at present, common umbrellas can be roughly divided into a folding umbrella, a wind-resistant umbrella and the like according to the structure, wherein the folding umbrella is widely used due to the convenience of carrying; the length of the ribs of the traditional folding umbrella is fixed, the folding volume of the folding umbrella is in direct proportion to the rain shading area of the umbrella surface, namely if the rain shading area of the umbrella surface is increased, the folding volume of the folding umbrella is increased, the folding umbrella is inconvenient to carry, otherwise, the folding volume of the folding umbrella is reduced, and the rain shading area of the umbrella surface is reduced;
therefore, folding umbrellas with telescopic umbrella ribs appear in the market, and the Chinese patent with publication number of CN105639915B discloses an umbrella capable of increasing the shielding area, which comprises an umbrella cover, a middle rod and a plurality of groups of umbrella rib units; each group of umbrella rib units comprises: main ribs for supporting the umbrella surface and supporting ribs for supporting the main ribs; the at least two groups of adjacent umbrella rib units are also provided with telescopic rods, traction rods and telescopic umbrella cloth connected with the telescopic rods; the telescopic rod is connected to the outer side of the main bone in a sliding manner, the outer end of the support bone is rotatably connected with the telescopic rod, one end of the traction rod is rotatably connected to the support bone, and the other end of the traction rod is rotatably connected to the main bone at the position on the inner side of the telescopic rod; the area of the umbrella cover is increased through the telescopic rod, the traction rod and the telescopic umbrella cloth, however, after the umbrella is folded, the umbrella ribs and the traction rod are overlapped, because two ends of the traction rod are respectively hinged with the main ribs and the support ribs, and an angle exists between the traction rod and the main ribs and between the traction rod and the support ribs, the umbrella ribs and the middle rod cannot be compactly attached, so that the folding umbrella is large in folding volume and inconvenient to carry.
SUMMERY OF THE UTILITY MODEL
To the deficiency existing in the prior art, the utility model aims to provide a telescopic umbrella rib structure, when realizing having great expansion area when stretching, guarantee that the overall structure is more compact when receipts are closed, have the umbrella rib receive close small and telescopic advantage.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a scalable rib structure, includes well stick, short bone, flexible long bone, connect in go up the nest on well stick top with slide connect in the lower nest of well stick outer peripheral face, short bone one end pin joint in the nest forms first pin joint point down, the stiff end of flexible long bone with go up the nest pin joint, still include pin joint seat and connecting piece, pin joint seat coaxial coupling in the upper end of well stick, connecting piece one end pin joint in the pin joint seat forms second pin joint point, vertical distance between second pin joint point and the axle center of well stick is less than vertical distance between the axle center of first pin joint point and well stick, the other end and the short bone pin joint of connecting piece, the short bone other end is articulated with the flexible end outer peripheral face of flexible long bone.
Further setting: the telescopic long bone comprises an upper long bone and a lower long bone which are mutually slid, telescopically and sleeved, one end of the upper long bone is pivoted with the upper nest, a hinged part is arranged between one end of the lower long bone facing the upper long bone and the short bone, and the other end of the short bone is hinged with one end of the lower long bone through the hinged part.
Further setting: one end of the lower long bone is provided with a telescopic groove for the upper long bone to stretch, and one side of the telescopic groove facing the hinged part is an opening for one side of the short bone to pass through.
Further setting: the other end of the upper long bone is provided with a limiting structure for preventing the upper long bone from being separated from the sleeve joint.
Further setting: the pin joint seat is fixedly connected with the bottom end of the upper nest.
Further setting: the pin joint seat is fixedly connected with the bottom end of the upper nest.
Further, the bottom end of the upper nest is provided with a threaded connecting part, and the pin joint seat is connected with the threaded connecting part.
In summary, the utility model pushes the lower nest upwards, then drives the telescopic ends of the short ribs and the telescopic long ribs to extend and unfold towards the direction far away from the middle rod under the pushing action of the connecting piece, thereby realizing the function of unfolding the umbrella surface greatly when the umbrella is unfolded; when the umbrella is folded, the lower nest is pulled downwards to be fixed in situ, the short ribs are folded inwards to drive the telescopic ends of the telescopic long ribs to reset and contract, then, because the two ends of the connecting piece are respectively pivoted with the pivoting seat and the short ribs, and the vertical distance between the second pivoting point and the axis of the middle rod is smaller than the vertical distance between the first pivoting point and the axis of the middle rod, the folded connecting piece can be tightly attached between the middle rod and the short ribs, the integral structure is more compact after being folded, and the effect of small folding volume of the umbrella ribs is realized; the utility model discloses a when having great expansion area when opening the umbrella, guarantee to close when closing to laminate more compactly between connecting piece, short bone, long bone and the well stick, have the rib and close small and rib telescopic advantage of closing.
Drawings
Fig. 1 is a schematic overall structure diagram of a first embodiment of the present invention;
fig. 2 is a partial cross-sectional view of an umbrella rib in a collapsed state according to an embodiment of the present invention;
fig. 3 is a partial sectional view showing an open state of umbrella ribs according to an embodiment of the present invention:
FIG. 4 is an enlarged view of a portion of FIG. 3;
fig. 5 is a partial sectional view of a second embodiment of the present invention;
fig. 6 is a partial sectional view of a third embodiment of the present invention.
In the figure: 1. a middle rod; 2. short bones; 3. stretching the long bone; 4. an upper nest; 5. a nest is arranged; 6. a first pivot point; 7. a pivoting seat; 8. a connecting member; 9. a second pivot point; 10. growing the bone on the upper surface; 11. lower long bones; 12. a hinge portion; 13. a telescopic groove; 14. an opening; 15. a limiting structure; 16. a threaded connection.
Detailed Description
In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments. It should be noted that the terms "upper" and "lower" used in the following description refer to directions in fig. 3, and the terms "bottom" and "top" refer to directions toward the geometric center of a particular component.
The utility model discloses the most crucial design lies in: when the umbrella is opened, the lower nest 5 is pushed upwards, and then the telescopic ends of the short ribs 2 and the telescopic long ribs 3 are driven to extend and unfold towards the direction far away from the middle rod 1 under the pushing action of the connecting piece 8, so that the function of expanding the umbrella cover is realized; when the umbrella is folded, the lower nest 5 is pulled down to the original position for fixing, the short ribs 2 are folded inwards to drive the telescopic ends of the telescopic long ribs 3 to reset and contract, then, because the two ends of the connecting piece 8 are respectively pivoted with the pivoting seat 7 and the short ribs 2, and the vertical distance between the second pivoting point 9 and the axis of the middle rod 1 is smaller than the vertical distance between the first pivoting point 6 and the axis of the middle rod 1, the folded connecting piece 8 can be tightly attached between the middle rod 1 and the short ribs 2, the integral structure is ensured to be more compact after being folded, and the effect of small folding size of the umbrella ribs is realized.
Referring to fig. 1 to 6, a retractable umbrella rib structure includes a middle rod 1, a short rib 2, a retractable long rib 3, an upper nest 4 connected to the top end of the middle rod 1, and a lower nest 5 slidably connected to the outer peripheral surface of the middle rod 1, wherein one end of the short rib 2 is pivoted to the lower nest 5 to form a first pivot point 6, the fixed end of the retractable long rib 3 is pivoted to the upper nest 4, the retractable umbrella rib structure further includes a pivot base 7 and a connecting member 8, the pivot base 7 is coaxially connected to the upper end of the middle rod 1, one end of the connecting member 8 is pivoted to the pivot base 7 to form a second pivot point 9, the vertical distance between the second pivot point 9 and the axis of the middle rod 1 is smaller than the vertical distance between the first pivot point 6 and the axis of the middle rod 1, the other end of the connecting member 8 is pivoted to the short rib 2, and the other end of the short rib 2 is hinged to the outer peripheral surface of the retractable end of the retractable long rib 3.
From the above description, when the umbrella needs to be opened, the lower nest 5 is pushed upwards by the lower nest 5, the short ribs 2, the connecting pieces 8 and the telescopic long ribs 3, and the short ribs 2 move upwards along with the upper nest 4 and are opened outwards under the pushing action of the connecting pieces 8, so that the telescopic ends of the telescopic long ribs 3 are driven to extend and expand towards the direction away from the central rod 1, and the function of expanding the umbrella cover of the umbrella rib structure is realized; when the umbrella needs to be folded, the lower nest 5 is pulled downwards to the original position for fixing, the short ribs 2 are driven to fold inwards, so that the telescopic ends of the telescopic long ribs 3 are driven to reset and fold towards the direction close to the middle rod 1, and the two ends of the connecting piece 8 are respectively pivoted with the pivoting seat 7 and the short ribs 2, and the vertical distance between the second pivoting point 9 and the axis of the middle rod 1 is smaller than the vertical distance between the first pivoting point 6 and the axis of the middle rod 1, namely the folded connecting piece 8 can be tightly attached between the middle rod 1 and the short ribs 2, so that the folding of the whole structure is more compact, and the effect of small folding size of the umbrella ribs is realized.
Further: the telescopic long bone 3 comprises an upper long bone 10 and a lower long bone 11 which are mutually glidingly, telescopically and sleeved, one end of the upper long bone 10 is pivoted with the upper nest 4, a hinge part 12 is arranged between one end of the lower long bone 11, which faces the upper long bone 10, and the short bone 2, and the other end of the short bone 2 is hinged with one end of the lower long bone 11 through the hinge part 12.
From the above description, when the umbrella is opened, under the pushing action of the connecting piece 8, the short ribs 2 move upwards along with the upper nest 4 and open outwards, and through the upper long ribs 10 and the lower long ribs 11, because one end of the upper long ribs 10 is pivoted with the upper nest 4, the upper long ribs 10 and the lower long ribs 11 slide and are telescopically sleeved with each other, the short ribs 2 drive the lower long ribs 11 to move and expand along the length of the upper long ribs 10 towards the direction far away from the middle rod 1, and the extending action of the telescopic long ribs 3 is realized; through the hinge portion 12, since the hinge portion 12 is disposed between the short bone 2 and the end of the lower long bone 11 facing the upper long bone 10, in the folded state of the whole structure, the adjacent two side surfaces between the lower long bone 11 and the short bone 2 can be tightly attached, and the effect of further ensuring small folded volume is achieved.
And further: one end of the lower long bone 11 is provided with a telescopic slot 13 for the upper long bone 10 to extend and retract, and one side of the telescopic slot 13 facing the hinge part 12 is an opening 14 for the short bone 2 to pass through.
As can be seen from the above description, in the process that the short bone 2 drives the lower long bone 11 to extend outwards or contract inwards, the upper long bone 10 slides in the telescopic slot 13 in a relative orientation manner through the telescopic slot 13, so as to realize the effect of the lower long bone 11 moving in an orientation manner along the length direction of the upper long bone 10; by arranging the opening 14 at one side of the telescopic slot 13 facing the hinge part 12, one side of the short bone 2 can conveniently penetrate through the opening 14 and be tightly attached to one side of the lower long bone 11 in the integral folding process, and the effect of further reducing the folding volume of the integral structure is realized.
Further: the other end of the upper long bone 10 is provided with a stopper structure 15 for preventing the upper long bone 10 from coming off the socket.
As can be seen from the above description, the limit structure 15 prevents the upper long rib 10 from separating from the telescopic slot 13 after the umbrella is opened due to the small length of the upper long rib 10, so as to affect the telescopic stability of the long rib, and thus the telescopic stability of the long rib is ensured.
Further: the pivot seat 7 is fixedly connected with the bottom end of the upper nest 4.
From the above description, when the middle bar 1 and the upper nest 4 need to be assembled, since the pivot base 7 is fixedly connected to the bottom end of the upper nest 4, only the pivot base 7 needs to be fixedly sleeved on the outer peripheral surface of the top end of the middle bar 1, or the bottom end of the pivot base 7 needs to be fixed to the top end of the middle bar 1, so that the installation steps of the upper nest 4 and the pivot base 7 are reduced, and the installation efficiency is improved.
Further: the bottom end of the upper nest 4 is provided with a threaded connection part 16, and the pivot base 7 is connected with the threaded connection part 16.
From the above description, when the middle bar 1, the pivot seat 7 and the upper nest 4 need to be assembled, the pivot seat 7 is screwed to the bottom end of the upper nest 4 through the screw connection portion 16, and then the pivot seat 7 and the middle bar 1 are installed, so as to realize the detachable connection between the upper nest 4 and the pivot seat 7 and facilitate the maintenance and replacement of the upper nest 4.
And further: the pivoting seat 7 is fixedly connected with the upper end of the middle rod 1.
From the above description, when the middle rod 1, the pivot seat 7 and the upper nest 4 need to be assembled, since the pivot seat 7 is fixedly connected with the upper end of the middle rod 1, only the upper nest 4 needs to be fixedly sleeved on the outer peripheral surface of the top end of the middle rod 1, or the bottom end of the upper nest 4 needs to be fixed on the top end of the middle rod 1, so that the installation steps of the middle rod 1 and the pivot seat 7 are reduced, and the installation efficiency is improved.
Referring to fig. 1 to 6, the present invention provides an embodiment:
a kind of extendible rib structure, as shown in figure 1 and figure 2, including the middle bar 1, short bone 2, flexible long bone 3, upper nest 4 and lower nest 5, the upper nest 4 is connected to the top of the middle bar 1, the lower nest 5 slips and connects to the peripheral surface of the middle bar 1, one end of the short bone 2 is pivoted to the lower nest 5 and forms the first pivot point 6, the stiff end of the flexible long bone 3 is pivoted with upper nest 4;
as shown in fig. 2 and fig. 3, the utility model also comprises a pivoting seat 7 and a connecting piece 8, the pivoting seat 7 is coaxially connected with the upper end of the middle rod 1, and the pivoting seat 7 is fixedly connected with the bottom end of the upper nest 4; one end of the connecting piece 8 is pivoted with the pivoting seat 7 to form a second pivoting point 9; the vertical distance a between the second pivot point 9 and the axis of the middle rod 1 is smaller than the vertical distance b between the first pivot point 6 and the axis of the middle rod 1, the other end of the connecting piece 8 is pivoted with the short bone 2, the other end of the short bone 2 is hinged with the outer peripheral surface of the telescopic end of the telescopic long bone 3, and the connecting piece 8 of the embodiment is made of rigid materials such as steel bars;
as shown in fig. 2 and 4, the telescopic long bone 3 comprises an upper long bone 10 and a lower long bone 11 which are slidably and telescopically sleeved with each other, and one end of the upper long bone 10 is pivotally connected with the upper nest 4; a hinge part 12 is arranged between one end of the lower long bone 11 facing the upper long bone 10 and the short bone 2, and the other end of the short bone 2 is hinged with one end of the lower long bone 11 through the hinge part 12; one end of the lower long bone 11 is provided with a telescopic slot 13 for the upper long bone 10 to extend and retract, and one side of the telescopic slot 13 facing the hinge part 12 is an opening 14 for the short bone 2 to pass through (the telescopic slot 13 in this embodiment may be a slot with closed sides, and such a structural slot is not shown in the figure); the other end of the upper long bone 10 is provided with a stopper structure 15 for preventing the upper long bone 10 from coming off the socket.
Example two: the difference from the first embodiment is that, as shown in fig. 5, the bottom end of the upper nest 4 is provided with a threaded connection portion 16, and the pivot base 7 is connected with the threaded connection portion 16.
Example three: the difference from the first embodiment is that, as shown in fig. 6, the pivot base 7 is fixedly connected to the bottom end of the upper nest 4.
To sum up, compared with the prior art, the utility model, when realizing the large unfolding area when opening the umbrella, ensures that the joint between the connecting piece 8, the short rib 2, the long rib and the middle rod 1 is more compact when the umbrella is folded, has the advantages of small folding volume and telescopic rib of the rib, through pushing the lower nest 5 upwards, then, under the action of pushing through the connecting piece 8, the telescopic end of the short rib 2 and the telescopic long rib 3 is driven to extend and unfold towards the direction far away from the middle rod 1, and the umbrella has the function of expanding the umbrella cover greatly when opening the umbrella; when the umbrella is folded, the lower nest 5 is pulled downwards to the original position for fixing, the short ribs 2 are folded inwards, the telescopic end of the telescopic long rib 3 is driven to reset and contract, then, because the two ends of the connecting piece 8 are respectively pivoted with the pivoting seat 7 and the short ribs 2, and the vertical distance between the second pivoting point 9 and the axis of the middle rod 1 is smaller than the vertical distance between the first pivoting point 6 and the axis of the middle rod 1, the folded connecting piece 8 can be tightly attached between the middle rod 1 and the short ribs 2, the integral structure is ensured to be more compact after being folded, and the effect of small size of the folded umbrella ribs is realized.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. The utility model provides a scalable rib structure, includes well stick, short bone, flexible long bone, connect in go up the nest on well stick top with slide connect in the lower nest of well stick outer peripheral face, short bone one end pin joint in the nest forms first pin joint point down, the stiff end of flexible long bone with go up the pin joint of nest, its characterized in that: the telescopic long bone connecting rod comprises a middle rod, and is characterized by further comprising a pin joint seat and a connecting piece, wherein the pin joint seat is coaxially connected to the upper end of the middle rod, one end of the connecting piece is pin-jointed to the pin joint seat to form a second pin joint point, the vertical distance between the second pin joint point and the axis of the middle rod is smaller than that between the first pin joint point and the axis of the middle rod, the other end of the connecting piece is pin-jointed with a short bone, and the other end of the short bone is hinged to the outer peripheral surface of the telescopic end of the telescopic long bone.
2. A retractable umbrella rib structure according to claim 1, wherein: the telescopic long bone comprises an upper long bone and a lower long bone which are mutually slid, telescopically and sleeved, one end of the upper long bone is pivoted with the upper nest, a hinged part is arranged between one end of the lower long bone facing the upper long bone and the short bone, and the other end of the short bone is hinged with one end of the lower long bone through the hinged part.
3. A retractable umbrella rib structure according to claim 2, wherein: one end of the lower long bone is provided with a telescopic groove for the upper long bone to stretch, and one side of the telescopic groove facing the hinged part is an opening for one side of the short bone to pass through.
4. A retractable umbrella rib structure as claimed in claim 2, wherein: the other end of the upper long bone is provided with a limiting structure for preventing the upper long bone from being separated from the sleeve joint.
5. A retractable umbrella rib structure as claimed in claim 1, wherein: the pin joint seat is fixedly connected with the bottom end of the upper nest.
6. A retractable umbrella rib structure as claimed in claim 1, wherein: the bottom end of the upper nest is provided with a threaded connecting part, and the pin joint seat is connected with the threaded connecting part.
7. A retractable umbrella rib structure as claimed in claim 1, wherein: the pin joint seat is fixedly connected with the upper end of the middle rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220460747.5U CN217390143U (en) | 2022-03-03 | 2022-03-03 | Telescopic umbrella frame structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220460747.5U CN217390143U (en) | 2022-03-03 | 2022-03-03 | Telescopic umbrella frame structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217390143U true CN217390143U (en) | 2022-09-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220460747.5U Active CN217390143U (en) | 2022-03-03 | 2022-03-03 | Telescopic umbrella frame structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217390143U (en) |
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- 2022-03-03 CN CN202220460747.5U patent/CN217390143U/en active Active
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